Home / 18,840.08-28,251.92-9,474.26

Finding the Fourth Proportional to 18,840.08, 28,251.92 and 9,474.26

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Solution

The fourth proportional to 18,840.08, 28,251.92 and 9,474.26 is: 14,207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840.08 : 28,251.92 = 9,474.26 : x
  2. Step 2: Convert to fraction form
    18,840.08/28,251.92 = 9,474.26/x
  3. Step 3: Cross multiply
    18,840.08x = 28,251.92 × 9,474.26
  4. Step 4: Simplify right side
    18,840.08x = 267,665,846.95
  5. Step 5: Solve for x
    x = 267,665,846.95/18,840.08
  6. Step 6: Final answer
    x = 14,207.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.